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SubjectRe: [net-next PATCH v5 0/3] net: reserve ports for applications using fixed port numbers
Octavian Purdila wrote:
> This patch introduces /proc/sys/net/ipv4/ip_local_reserved_ports which
> allows users to reserve ports for third-party applications.
> The reserved ports will not be used by automatic port assignments
> (e.g. when calling connect() or bind() with port number 0). Explicit
> port allocation behavior is unchanged.
> Changes from the previous version:
> - switch the /proc entry format to coma separated list of range ports
> - treat -EFAULT just like any other error and acknowledge written values
> - use isdigit() in proc_get_ulong
> Octavian Purdila (3):
> sysctl: refactor integer handling proc code
> sysctl: add proc_do_large_bitmap
> net: reserve ports for applications using fixed port numbers


This version looks fine for me, but I need to give them a test, and
I will put feedbacks asap. Thanks for your work!

Still two things:

1) bitops are always atomic on every arch, right? If yes, then ok.
2) I hope you could add some documentation to show the relations
between ip_local_port_range and ip_local_reserved_ports.


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